What is a Mass flow controller? How does a mass flow controller operate? Why would you control mass flow rather than volume flow? Thermal mass flow controllers – construction A fundamental mass flow controller is made up of a thermal mass flow sensor, a laminar flow element that serves as a bypass, a proportional control …
Precision Control: The Science Behind Thermal Mass Flow Controllers Read More »
What is Modbus? What are the different variants of Modbus? Modbus has several variants, each tailored to specific communication needs: How does Modbus communication work? What are the common Modbus function codes? Common Modbus function codes dictate specific actions in Modbus communication. Key ones include: What are holding registers and input registers in Modbus? In …
Modbus Interview Questions and Answers: Essential Knowledge Read More »
In an industry two Interconnected tank control is used. The two tanks are Storage tank and Feeder tank. The storage tank is used to maintain the fluid constant and feed tank is used to discharge the fluid frequently. In this article we will discuss about creating an appropriate PLC program for maintaining the fluid level …
PLC Ladder Logic for Control of Two Interconnected tanks using Siemens TIA portal Read More »
Define Your Process Requirements Understand Controller Types Evaluate Control Algorithms Compatibility and Integration User Interface and Programming Scalability and Expandability Reliability and Support Budget Considerations Consult Experts Test and Evaluate In summary
1.Detection of the location of the leakage. 2.Non-interference with pipeline operation. What are the methods of leakage detection after pipeline erection? Methods of leakage detection during service include What is the purpose of Leakage Detection Systems (LDS)? Classification of Leakage Detection Systems (LDS) As per API RP-1130 Leakage Detection Systems (LDS) are classified into This …
How would you detect a small leakage in a gas pipeline? Read More »
In this article, we’ll provide proximity switch questions and answers, as well as details on setup, troubleshooting, and general usage. If you are an engineer, a technician, or just someone who is curious about this technology, the questions and answers that are included in this area will provide you with useful information on proximity switches …
Formula for calculation One common formula for estimating temperature based on RTD resistance is T=Rref + {(RT- Rref)/α Rref} In this formula, This formula assumes a linear relationship between resistance and temperature, making it a simple and useful tool for quick temperature estimation. Example Calculation The most common type of RTD is the PT100, …
RTD Calculator: Converting Measured Resistance to Process Temperature Read More »
Overview: What does Explosion Proof really mean? Where is it necessary to have an Explosion-Proof rating? Oil and Gas Industry Chemical Manufacturing Mining Food Processing Pharmaceuticals Utilities and Power Plants Agriculture Paint and Coating Industries Waste Management Warehouses & Storage Facilities Common Combustible Substances Flammable gases Dust and Small particles Flammable liquids What Qualifies a …
Exploring Explosion-Proof: Safety in Hazardous Environment Read More »
Formula for calculation One fundamental formula for estimating temperature based on RTD resistance is: RT = Rref[1 + α(T – Tref)] In this formula, This equation establishes a connection between the RTD resistance, reference resistance (Rref), temperature coefficient (α), and reference temperature (T(ref). But let’s explore a different perspective: how can we deduce the measured …
RTD Calculator: Converting Process Temperature to measured Output Resistance Read More »
In an industry a sequence of operation takes place with few motors. The sequence will take place one by one with certain time delay. In this article we will discuss about creating an appropriate PLC program for a sequence of three motor connected with interlock. Three Motors say M1, M2 & M3 are connected in …